Brewster, WA Weather & Growing Conditions
This Afternoon
48°F
Partly Sunny
Partly sunny. High near 48, with temperatures falling to around 44 in the afternoon. West wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 48°F | Partly Sunny | 1 mph W | 3% |
| Tonight | 34°F | Partly Cloudy | 2 mph NW | 3% |
| Wednesday | 47°F | Sunny | 0 to 3 mph E | 2% |
| Wednesday Night | 38°F | Slight Chance Rain Showers | 0 to 3 mph E | 23% |
| Thursday | 51°F | Mostly Sunny | 0 to 3 mph S | 7% |
| Thursday Night | 37°F | Mostly Cloudy | 2 mph NW | 12% |
| Friday | 47°F | Mostly Cloudy | 0 to 5 mph SE | 12% |
| Friday Night | 37°F | Mostly Cloudy | 2 mph W | 7% |
| Saturday | 48°F | Mostly Cloudy | 2 mph NE | 6% |
| Saturday Night | 39°F | Mostly Cloudy | 2 mph NW | 12% |
| Sunday | 51°F | Partly Sunny | 0 to 9 mph SW | 12% |
| Sunday Night | 36°F | Mostly Cloudy | 0 to 3 mph NW | 4% |
| Monday | 47°F | Partly Sunny then Slight Chance Rain Showers | 1 mph E | 15% |
| Monday Night | 37°F | Chance Rain Showers | 1 mph W | 42% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brewster, WA
Last spring frost
Apr 21
First fall frost
Oct 15
Growing season
177 days
Hardiness zone
7a
Explore more for Brewster, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Methow 2 S, Wa (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.